As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
LANDING GEAR WOULD NOT RETRACT AFTER TAKEOFF. GEAR HANDLE WOULD NOT RAISE. PERFORMED GEAR SWING 10 TIMES GEAR OPS CHECKED GOOD ALL 10 TIMES. FOUND NOSE STRUT LOW ON SERVICE. SERVICED NOSE STRUT IAW CE-750 M/M CHPT 12-10-38. PERFORMED GEAR SWING 5 MORE TIMES OPS CHECK GOOD.